WER A+ rating for Reynaers concept system windows

Architecture, Design & Innovation

Successfully achieving the new, top energy efficiency rating, Reynaers Concept System windows scored a Window Energy Rating (WER) A+ from the British Fenestration Rating Council (BFRC).


“Putting our systems through the BFRC rating programme clearly identifies the capabilities of our Concept System windows, in keeping with our aim to supply innovative, market leading aluminium system solutions”, said John McComb, Director Technical Services, Reynaers Aluminium.

Introduced by the BFRC the new A+ Window Energy Rating is the top band for window systems which have to achieve a rating index of 10 or above to be awarded the A+ grade.

The BFRC Rating method includes all of the relevant factors that contribute to the energy efficiency of a window system, including ‘loss factors’, such as U-value, as well as gain factors, such as solar heat gain.

“The introduction of the BFRC A+ rating band allows architects, specifiers and fabricators to clearly…

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